Psychrometric Saturday: Return Duct Gains
![](https://i.ytimg.com/vi/i-glrwujvL0/mqdefault.jpg)
4:40
Psychrometric Saturday: Supply Duct Dewpoint
![](https://i.ytimg.com/vi/-tkzIpXFu-c/mqdefault.jpg)
9:31
Psychrometric Saturday: How to Fix Duct Condensation
![](https://i.ytimg.com/vi/Bq9yTn31qRw/mqdefault.jpg)
40:19
HVAC Duct Design: Manual D, Fittings, Friction Rate, Pressure Loss, & Static Pressure w/ Alex Meaney
![](https://i.ytimg.com/vi/h3kQsF16_Fo/mqdefault.jpg)
4:38
Psychrometric Saturday: Oversizing AC's Doesn't Work
![](https://i.ytimg.com/vi/JgtlJXw24b8/mqdefault.jpg)
16:17
How To Read A Psychrometric Chart | 15 Minute HVAC Tutorial
![](https://i.ytimg.com/vi/yargWTWc_HE/mqdefault.jpg)
24:27
HVAC Air Testing & Balancing
![](https://i.ytimg.com/vi/Vufih-WN5R4/mqdefault.jpg)
23:26
Stop Sweaty Ducts, Vents and Systems
![](https://i.ytimg.com/vi/KNlDu_ZHIo8/mqdefault.jpg)
13:24